package com.hospital.servlet.admin;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.hospital.dao.INewsDao;
import com.hospital.factory.DaoFactory;

public class DelCNews extends HttpServlet {

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String contextPath = request.getContextPath();
		String type = request.getParameter("type");
		String[] nids = request.getParameterValues("checkbox");
		boolean flag = false;
		try{
			for(int i=0;i<nids.length;i++){
				INewsDao dao = DaoFactory.getINewsDaoInstance();
				flag = dao.doDel(Integer.parseInt(nids[i]));
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		if(flag == true){
			response.sendRedirect(contextPath + "/admin/list?type=" + type);
		}
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		this.doGet(request, response);
	}

}
